{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "The interactions between nanosized particles and living systems are commonly mediated by what adsorbs to the nanoparticle in the biological environment , its biomolecular corona , rather than the pristine surface ."}
{"Chemical": []}